Home / 971,562.70-1,458,606.91-747,080.78

Finding the Fourth Proportional to 971,562.70, 1,458,606.91 and 747,080.78

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Solution

The fourth proportional to 971,562.70, 1,458,606.91 and 747,080.78 is: 1,121,592.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,562.70 : 1,458,606.91 = 747,080.78 : x
  2. Step 2: Convert to fraction form
    971,562.70/1,458,606.91 = 747,080.78/x
  3. Step 3: Cross multiply
    971,562.70x = 1,458,606.91 × 747,080.78
  4. Step 4: Simplify right side
    971,562.70x = 1,089,697,182,377.39
  5. Step 5: Solve for x
    x = 1,089,697,182,377.39/971,562.70
  6. Step 6: Final answer
    x = 1,121,592.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.